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Thursday, April 3
9:22 am on UEN-TV 9.1The most powerful geologic force on the planet - glaciers. Glaciers can dominate an entire continent ... Can reshape a continent's surface features in the blink of a geologic eye ... All the spectacular mountain peaks that inspire us have been shaped by glaciers. Includes interviews with leading glacial experts from around the country. Chapters: Introduction - Places glaciers among the Earth's geological forces; Glaciers Past and Present - Distribution and makeup of glaciers today and past Ice Ages; Glacier Dynamics - Describes how glaciers grow and shrink; Mountain Glacier Formations - Includes such striking features as cirques and hanging lakes; Continental Glacier Formations - Includes moraines, drumlins and striations; Glaciers and Climate Change - Shows how glaciers are the most important geologic factor in climate change.